This will allows you to create another layer of depth to your page. This means that your "front page" remains less cluttered and users click on a link to go to another layer into the page with the details on it.
To add a page resource, select page from the Add a resource drop down menu in the corresponding grid topic you would like to add the page in. This will take you to a new page, enter in the page name and desription under the general box. In the Content box enter all the content you would like users to see. Use the Moodle editor to assist you with formatting. When you are finished scroll to the bottom of the page and select Save and display to view the content.